From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH] drm/amdgpu: fix list not initialized Date: Thu, 19 Apr 2018 09:48:08 +0800 Message-ID: <5AD7F558.5060105@amd.com> References: <20180418103710.17421-1-david1.zhou@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180418103710.17421-1-david1.zhou-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: Chunming Zhou , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: ckoenig.leichtzumerken-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org T24gMDQvMTgvMjAxOCAwNjozNyBQTSwgQ2h1bm1pbmcgWmhvdSB3cm90ZToKPiBPdGhlcndpc2Us IGNwdSBzdHVjayBmb3IgMjJzIHdpdGgga2VybmVsIHBhbmljLgo+Cj4gQ2hhbmdlLUlkOiBJNWI4 N2NkZTY2MmE0NjU4YzlhYjI1M2JhODhkMDA5Yzk2MjhhNDRjYQo+IFNpZ25lZC1vZmYtYnk6IENo dW5taW5nIFpob3UgPGRhdmlkMS56aG91QGFtZC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9k cm0vYW1kL2FtZGdwdS9hbWRncHVfdm0uYyB8IDMgKy0tCj4gICAxIGZpbGUgY2hhbmdlZCwgMSBp bnNlcnRpb24oKyksIDIgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3ZtLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9h bWRncHVfdm0uYwo+IGluZGV4IGYwZmJjMzMxYWEzMC4uNzEzMWFkMTNjNWI1IDEwMDY0NAo+IC0t LSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92bS5jCj4gKysrIGIvZHJpdmVy cy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3ZtLmMKPiBAQCAtMTU2MywxMCArMTU2Myw5IEBA IGludCBhbWRncHVfdm1fYm9fdXBkYXRlKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LAo+ICAg CQkgKiB0aGUgZXZpY3RlZCBsaXN0IHNvIHRoYXQgaXQgZ2V0cyB2YWxpZGF0ZWQgYWdhaW4gb24g dGhlCj4gICAJCSAqIG5leHQgY29tbWFuZCBzdWJtaXNzaW9uLgo+ICAgCQkgKi8KPiArCQlsaXN0 X2RlbF9pbml0KCZib192YS0+YmFzZS52bV9zdGF0dXMpOwo+ICAgCQlpZiAoIShiby0+cHJlZmVy cmVkX2RvbWFpbnMgJiBhbWRncHVfbWVtX3R5cGVfdG9fZG9tYWluKG1lbV90eXBlKSkpCj4gICAJ CQlsaXN0X2FkZF90YWlsKCZib192YS0+YmFzZS52bV9zdGF0dXMsICZ2bS0+ZXZpY3RlZCk7Cj4g LQkJZWxzZQo+IC0JCQlsaXN0X2RlbF9pbml0KCZib192YS0+YmFzZS52bV9zdGF0dXMpOwo+ICAg CX0gZWxzZSB7Cj4gICAJCWxpc3RfZGVsX2luaXQoJmJvX3ZhLT5iYXNlLnZtX3N0YXR1cyk7Cj4g ICAJfQpXZSBtYXkgc2ltcGxpZnkgdGhlIGxvZ2ljIGFzIGJlbG93LgpIb3cgZG8geW91IHRoaW5r PwoKICAgICAgICAgbGlzdF9kZWxfaW5pdCgmYm9fdmEtPmJhc2Uudm1fc3RhdHVzKTsKICAgICAg ICAgdW5zaWduZWQgbWVtX3R5cGUgPSBiby0+dGJvLm1lbS5tZW1fdHlwZTsKICAgICAgICAgLyog SWYgdGhlIEJPIGlzIG5vdCBpbiBpdHMgcHJlZmVycmVkIGxvY2F0aW9uIGFkZCBpdCBiYWNrIHRv CiAgICAgICAgICAqIHRoZSBldmljdGVkIGxpc3Qgc28gdGhhdCBpdCBnZXRzIHZhbGlkYXRlZCBh Z2FpbiBvbiB0aGUKICAgICAgICAgICogbmV4dCBjb21tYW5kIHN1Ym1pc3Npb24uCiAgICAgICAg ICAqLwogICAgICAgICBpZiAoKGJvICYmIGJvLT50Ym8ucmVzdiA9PSB2bS0+cm9vdC5iYXNlLmJv LT50Ym8ucmVzdikgJiYKICAgICAgICAgICAgICAgICAoIShiby0+cHJlZmVycmVkX2RvbWFpbnMg JiBhbWRncHVfbWVtX3R5cGVfdG9fZG9tYWluKG1lbV90eXBlKSkpKQogICAgICAgICAgICAgICAg ICAgICAgICAgbGlzdF9hZGRfdGFpbCgmYm9fdmEtPmJhc2Uudm1fc3RhdHVzLCAmdm0tPmV2aWN0 ZWQpOwoKSmVycnkKCj4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==